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LlamaIndex·Jun 20, 2026·v2.1·open source

LiteParse 2.1

LiteParse 2.1 is an open-source, model-free tool developed by LlamaIndex for converting PDFs to markdown format. It offers a fast and efficient solution for document parsing without relying on cloud services or LLM tokens. The tool has been benchmarked against three standard tests—opendataloader-bench, olmOCR-bench, and ParseBench—achieving top overall scores in each when compared to other model-free approaches. Users can install LiteParse 2.1 via pip and utilize it through command-line interface (CLI) or as a Python library. The tool is also available as a Node.js library, Rust library, and in-browser via WASM, ensuring versatility across different platforms. For more information and access to the source code, visit the official LiteParse page on LlamaIndex's website.

open-sourcedocument parsingPDF to markdownLiteParse
overview

LiteParse 2.1 is an open-source, model-free tool developed by LlamaIndex for converting PDFs to markdown format. It offers a fast and efficient solution for document parsing without relying on cloud services or LLM tokens. The tool has been benchmarked against three standard tests—opendataloader-bench, olmOCR-bench, and ParseBench—achieving top overall scores in each when compared to other model-free approaches. Users can install LiteParse 2.1 via pip and utilize it through command-line interface (CLI) or as a Python library. The tool is also available as a Node.js library, Rust library, and in-browser via WASM, ensuring versatility across different platforms. For more information and access to the source code, visit the official LiteParse page on LlamaIndex's website.

key features
  • 01Open-source and model-free PDF to markdown conversion
  • 02High performance with top scores in standard benchmarks
  • 03Available across multiple platforms: Python, Node.js, Rust, and WASM
  • 04No reliance on cloud services or LLM tokens
  • 05Fast processing speed with low latency
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